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It is naturally produced by your body and widely studied
"Proteoglycan Combined with Hyaluronic Acid and Hydrolyzed Collagen Restores the Skin Barrier in Mild Atopic Dermatitis and Dry, Eczema-Prone Skin: A Pilot Study." International Journal of Molecular Sciences , vol
The S0 provision for non-approved pharmacological substances may apply, so athletes should obtain an official ruling
Our commitment to quality means each vial undergoes rigorous third-party testing to confirm purity levels of 98%, accurate sequence verification via mass spectrometry, and structural validation via HPLC
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